Spend the day at the zoo / 🦓 Witness the Serengeti migration TANZANIA / Tour a lighthouse / 🏰 Visit Cardiff Castle WALES / 🌳 Take a Wildlife Safari to the Ngorongoro Crater TANZANIA / Visit Cambridge / Visit the Linville Caverns NORTH CAROLINA / 🏰 Visit Caernarfon Castle WALES / Visit the Lost World Caverns VIRGINIA / Visit the Historic centre of Arequipa PERU / Explore the Škocjan Caves SLOVENIA / Take the Lewis & Clark Caverns Tour MONTANA / 🏞️ Visit San Agustin Archaeological Park COLOMBIA / Visit Fort Snelling MINNESOTA / Tour the Morgan Lewis Mill BARBADOS / See the archaeological sites at Grand-Pre at Nova Scotia CANADA / Take a tour of Victoria Mansion MAINE / Tour Hearst Castle CALIFORNIA / 🏰 Visit Dover Castle ENGLAND / Take a tour of Spook Cave IOWA / Go jungle trekking in the Taman Negara National Park MALAYSIA / See the fossil forests of Joggins CANADA / Visit Worcester Cathedral ENGLAND / Visit the Cahokia Mounds State Historic Site ILLINOIS / Visit Cave of the Winds COLORADO / Visit Fountains Abbey ENGLAND / Explore the Côa Valley Archaeological Park (UNESCO) PORTUGAL / Visit CaixaForum Madrid MADRID / Take a tour through the Postojna Caves SLOVENIA / Visit Prairie Grove Battlefield State Park ARKANSAS / Visit the Joggins Fossil Cliffs CANADA / Visit Eltham Palace ENGLAND / Explore Rastrelli's Rundale Palace and museum LATVIA / Explore the Patan Durbar Square NEPAL / Visit Trim Castle IRELAND / Visit Schuyler Mansion NEW YORK / Visit Dostoevsky Museum RUSSIA / Visit the Morton Arboretum ILLINOIS / Go on a safari in Zakouma National Park CHAD / Visit Alden Biesen BELGIUM / Visit Fort Denison, Sydney AUSTRALIA / Visit Penitentiary Glen OHIO / Visit Walnut Grove Plantation SOUTH CAROLINA / Visit the inside of La Moneda Palace CHILE / Visit Brattonsville SOUTH CAROLINA / Visit Minnetonka Cave IDAHO / Snorkel with manatees / Visit Howe Caverns NEW YORK / Visit Upnor Castle ENGLAND / Visit Clitheroe Castle ENGLAND / Visit Astley Hall ENGLAND / Visit Billings Estate CANADA / Visit the Zimmerman House NEW HAMPSHIRE / Visit Kartchner Caverns State Park ARIZONA / Explore the Caves of Aggtelek HUNGARY / Tour the Vanderbilt Mansion NEW YORK / Go on an eagle watching tour ILLINOIS / Visit Captain Salem Avery House MARYLAND / Visit Glessner House in Chicago ILLINOIS / Visit Ohio Caverns OHIO / Visit Fenis Castle (Castello di Fenis) ITALY / Visit Linville Caverns NORTH CAROLINA / Tour the Riksdag SWEDEN / Visit Oxford Castle UNITED KINGDOM / Visit Latta Plantation NORTH CAROLINA / Tour the Chatillon-Demenil Mansion MISSOURI / Go on an African safari - in Africa! / Visit Malmö Castle (Malmöhus Slott) SWEDEN / Hike the Matanuska glacier ALASKA / Visit Lori ARMENIA / Visit Chase-Lloyd House MARYLAND / Visit Hammond-Harwood House MARYLAND / Visit Maryland State House MARYLAND / Visit Benson-Hammond House MARYLAND / Go on a safari in the Campo Game Reserve CAMEROON / Explore the City Historical Museum at Wrocław POLAND / Visit Cahokia Mounds ILLINOIS / See the elephant seals during mating season at Ano Nuevo Park CALIFORNIA / Visit John Brown House Museum RHODE ISLAND / Visit the Alexander Majors Historic House Museum MISSOURI / Visit Littlefield House TEXAS / Visit Iolani Palace HAWAII / Take a tour of the Guayas River Estuary ECUADOR / Take a tour of the Palacio de la Moneda Cultural Center CHILE / Visit Stelvio National Park ITALY / Visit Tyntesfield ENGLAND / Visit Boston Light MASSACHUSETTS / Tour the Samuel Cupples House MISSOURI / Visit the Bartow-Pell Mansion NEW YORK / Visit Tryon Palace NORTH CAROLINA / Visit the Erie Canal Museum NEW YORK / Visit Fort Denison AUSTRALIA / Visit the Budj Bim heritage areas AUSTRALIA / Visit Naracoorte Caves National Park AUSTRALIA / Visit the Gobbins Cliff Path NORTHERN IRELAND / Visit Ashland, The Henry Clay Estate KENTUCKY / Visit the Hunt-Morgan House KENTUCKY / Visit the Tiwai Island Wildlife Sanctuary SIERRA LEONE / Visit Millyard Museum NEW HAMPSHIRE / Visit the Boone Station State Historic Site KENTUCKY / Explore Antelope Canyon / Take a tour of the San Francisco Monastery in Lima PERU / Go whale watching in Puerto Lopez ECUADOR / Visit Dana-Thomas House in Springfield ILLINOIS / Visit the Škocjan Caves SLOVENIA / Visit Kastelholm Castle ÅLAND ISLANDS / Visit the Wistariahurst Museum MASSACHUSETTS / Visit the Locust Grove House KENTUCKY / Visit Culbertson Mansion State Historic Site INDIANA / Visit Dragon Hall ENGLAND / Visit Kulturen SWEDEN / Visit the Spencer-Peirce-Little Farm MASSACHUSETTS /